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Ansys Learning Forum Forums Discuss Simulation Fluids I meet a 4 dB gap in CFD-Post SPL calculation Reply To: I meet a 4 dB gap in CFD-Post SPL calculation

Liang Yifan
Subscriber

I give a signal like S=0.7*sin(2*pi*50)+1*sin(2*pi*70).

So there are tones at the 50Hz and 70Hz.

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